<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
<meta name="generator" content="Doxygen 1.8.6"/>
<title>BatteryCharger: pwm.h Source File</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="dynsections.js"></script>
<link href="navtree.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="resize.js"></script>
<script type="text/javascript" src="navtree.js"></script>
<script type="text/javascript">
  $(document).ready(initResizable);
  $(window).load(resizeHeight);
</script>
<link href="search/search.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="search/search.js"></script>
<script type="text/javascript">
  $(document).ready(function() { searchBox.OnSelectItem(0); });
</script>
<link href="doxygen.css" rel="stylesheet" type="text/css" />
</head>
<body>
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
<div id="titlearea">
<table cellspacing="0" cellpadding="0">
 <tbody>
 <tr style="height: 56px;">
  <td style="padding-left: 0.5em;">
   <div id="projectname">BatteryCharger
   &#160;<span id="projectnumber">5.0</span>
   </div>
   <div id="projectbrief">A smart charger for lead-acid batteries.</div>
  </td>
 </tr>
 </tbody>
</table>
</div>
<!-- end header part -->
<!-- Generated by Doxygen 1.8.6 -->
<script type="text/javascript">
var searchBox = new SearchBox("searchBox", "search",false,'Search');
</script>
  <div id="navrow1" class="tabs">
    <ul class="tablist">
      <li><a href="index.html"><span>Main&#160;Page</span></a></li>
      <li><a href="pages.html"><span>Related&#160;Pages</span></a></li>
      <li class="current"><a href="files.html"><span>Files</span></a></li>
      <li>
        <div id="MSearchBox" class="MSearchBoxInactive">
        <span class="left">
          <img id="MSearchSelect" src="search/mag_sel.png"
               onmouseover="return searchBox.OnSearchSelectShow()"
               onmouseout="return searchBox.OnSearchSelectHide()"
               alt=""/>
          <input type="text" id="MSearchField" value="Search" accesskey="S"
               onfocus="searchBox.OnSearchFieldFocus(true)" 
               onblur="searchBox.OnSearchFieldFocus(false)" 
               onkeyup="searchBox.OnSearchFieldChange(event)"/>
          </span><span class="right">
            <a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a>
          </span>
        </div>
      </li>
    </ul>
  </div>
  <div id="navrow2" class="tabs2">
    <ul class="tablist">
      <li><a href="files.html"><span>File&#160;List</span></a></li>
      <li><a href="globals.html"><span>Globals</span></a></li>
    </ul>
  </div>
</div><!-- top -->
<div id="side-nav" class="ui-resizable side-nav-resizable">
  <div id="nav-tree">
    <div id="nav-tree-contents">
      <div id="nav-sync" class="sync"></div>
    </div>
  </div>
  <div id="splitbar" style="-moz-user-select:none;" 
       class="ui-resizable-handle">
  </div>
</div>
<script type="text/javascript">
$(document).ready(function(){initNavTree('pwm_8h_source.html','');});
</script>
<div id="doc-content">
<!-- window showing the filter options -->
<div id="MSearchSelectWindow"
     onmouseover="return searchBox.OnSearchSelectShow()"
     onmouseout="return searchBox.OnSearchSelectHide()"
     onkeydown="return searchBox.OnSearchSelectKey(event)">
<a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark">&#160;</span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark">&#160;</span>Files</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark">&#160;</span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark">&#160;</span>Variables</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark">&#160;</span>Enumerations</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark">&#160;</span>Enumerator</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(6)"><span class="SelectionMark">&#160;</span>Macros</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(7)"><span class="SelectionMark">&#160;</span>Pages</a></div>

<!-- iframe showing the search results (closed by default) -->
<div id="MSearchResultsWindow">
<iframe src="javascript:void(0)" frameborder="0" 
        name="MSearchResults" id="MSearchResults">
</iframe>
</div>

<div class="header">
  <div class="headertitle">
<div class="title">pwm.h</div>  </div>
</div><!--header-->
<div class="contents">
<a href="pwm_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;</div>
<div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;<span class="preprocessor">#ifndef _PWM_H_</span></div>
<div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#  define _PWM_H_</span></div>
<div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00035"></a><span class="lineno"><a class="line" href="pwm_8h.html#a76fe84d83b8d236bd4f0d20d7e2ed06f">   35</a></span>&#160;<span class="preprocessor">#  define PWM_FREQ 25000</span></div>
<div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00047"></a><span class="lineno"><a class="line" href="pwm_8h.html#a657672b9c81af0d339260870f5b6b4fc">   47</a></span>&#160;<span class="preprocessor">#  define PWM_DOWN_STEP 9</span></div>
<div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00056"></a><span class="lineno"><a class="line" href="pwm_8h.html#ad558a75f53ae1894cc5bfbc1b6da792b">   56</a></span>&#160;<span class="preprocessor">#  define PWM_UP_STEP   9</span></div>
<div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;<span class="preprocessor">#  ifdef __LPC11xx_H__</span></div>
<div class="line"><a name="l00073"></a><span class="lineno"><a class="line" href="pwm_8h.html#aff28e7415e98ae7d3b2c88cabe778479">   73</a></span>&#160;<span class="preprocessor"></span><span class="preprocessor">#    define MATCH_PIN         PIO1_9</span></div>
<div class="line"><a name="l00074"></a><span class="lineno"><a class="line" href="pwm_8h.html#aeb109f2e57328f6dd48e123888f364b4">   74</a></span>&#160;<span class="preprocessor"></span><span class="preprocessor">#    define MATCH_PIN_CONFIG  (1 &lt;&lt; 0)  // PIO1_9 function, LPC11 CT16B1_MAT0</span></div>
<div class="line"><a name="l00075"></a><span class="lineno"><a class="line" href="pwm_8h.html#a8ac5fa9475b8b9d3561107fa48fac8b8">   75</a></span>&#160;<span class="preprocessor"></span><span class="preprocessor">#    define COUNTER_TIMER_CLK (1 &lt;&lt; 8)  // AHB clock enable, CT16B1</span></div>
<div class="line"><a name="l00076"></a><span class="lineno"><a class="line" href="pwm_8h.html#aa5696c49e88a24e3144fd1433c7d20e5">   76</a></span>&#160;<span class="preprocessor"></span><span class="preprocessor">#    define PWM_TIMER         LPC_TMR16B1</span></div>
<div class="line"><a name="l00077"></a><span class="lineno"><a class="line" href="pwm_8h.html#a7905077bb6cb0ce86fad25d4db2e884d">   77</a></span>&#160;<span class="preprocessor"></span><span class="preprocessor">#    define PWM_GPIO          LPC_GPIO1</span></div>
<div class="line"><a name="l00078"></a><span class="lineno"><a class="line" href="pwm_8h.html#aee8f0eb1561b9783978d2094e7df220a">   78</a></span>&#160;<span class="preprocessor"></span><span class="preprocessor">#    define PWM_PIN_MSK       (1 &lt;&lt; 9)</span></div>
<div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#  endif</span></div>
<div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#  ifdef __LPC13xx_H__</span></div>
<div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#    define MATCH_PIN         PIO0_8</span></div>
<div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#    define MATCH_PIN_CONFIG  (1 &lt;&lt; 1)  // PIO0_8 function, LPC13 CT16B0_MAT0</span></div>
<div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#    define COUNTER_TIMER_CLK (1 &lt;&lt; 7)  // AHB clock enable, CT16B0</span></div>
<div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#    define PWM_TIMER         LPC_TMR16B0</span></div>
<div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#    define PWM_GPIO          LPC_GPIO0</span></div>
<div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#    define PWM_PIN_MSK       (1 &lt;&lt; 8)</span></div>
<div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#  endif</span></div>
<div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00096"></a><span class="lineno"><a class="line" href="pwm_8h.html#afc17e670615df430220181dd6915ef01">   96</a></span>&#160;<span class="preprocessor">#  define ENABLE_TC         (1 &lt;&lt; 0)    // Enable bit in Timer Control Reg</span></div>
<div class="line"><a name="l00097"></a><span class="lineno"><a class="line" href="pwm_8h.html#ac28f3dd83e2453ab0fd7f97d75299c49">   97</a></span>&#160;<span class="preprocessor"></span><span class="preprocessor">#  define PWM_MATCH0        (1 &lt;&lt; 0)    // Make Match 0 a PWM output</span></div>
<div class="line"><a name="l00098"></a><span class="lineno"><a class="line" href="pwm_8h.html#a2914d6ed83a15536c91ec89d7e6072ec">   98</a></span>&#160;<span class="preprocessor"></span><span class="preprocessor">#  define MATCH3_RESET      (1 &lt;&lt; 10)   // Make Match 3 reset the timer</span></div>
<div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;<span class="comment">// Initialize and start the PWM output</span></div>
<div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;<span class="keywordtype">void</span> <a class="code" href="pwm_8h.html#ad98784381838376693316887a2c3bf7a">PWM_Start</a>();</div>
<div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;<span class="comment">// Shut down the PWM output</span></div>
<div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;<span class="keywordtype">void</span> <a class="code" href="pwm_8h.html#a28a184018d9eeae0a6588e054ffe8e14">PWM_Stop</a>();</div>
<div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;<span class="comment">// Increase the PWM duty cycle</span></div>
<div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;<span class="keywordtype">void</span> <a class="code" href="pwm_8h.html#a70b61532b83a73726dc9d3a77ecffb9c">PWM_IncreaseDutyCycle</a>();</div>
<div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;<span class="comment">// Decrease the PWM duty cycle</span></div>
<div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;<span class="keywordtype">void</span> <a class="code" href="pwm_8h.html#ab21a837062474bee45e04c94dc4a1610">PWM_DecreaseDutyCycle</a>();</div>
<div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;</div>
<div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="ttc" id="pwm_8h_html_a70b61532b83a73726dc9d3a77ecffb9c"><div class="ttname"><a href="pwm_8h.html#a70b61532b83a73726dc9d3a77ecffb9c">PWM_IncreaseDutyCycle</a></div><div class="ttdeci">void PWM_IncreaseDutyCycle()</div><div class="ttdoc">Increase the PWM duty cycle. </div><div class="ttdef"><b>Definition:</b> pwm.c:126</div></div>
<div class="ttc" id="pwm_8h_html_a28a184018d9eeae0a6588e054ffe8e14"><div class="ttname"><a href="pwm_8h.html#a28a184018d9eeae0a6588e054ffe8e14">PWM_Stop</a></div><div class="ttdeci">void PWM_Stop()</div><div class="ttdoc">Stop and disable the PWM signal. </div><div class="ttdef"><b>Definition:</b> pwm.c:110</div></div>
<div class="ttc" id="pwm_8h_html_ad98784381838376693316887a2c3bf7a"><div class="ttname"><a href="pwm_8h.html#ad98784381838376693316887a2c3bf7a">PWM_Start</a></div><div class="ttdeci">void PWM_Start()</div><div class="ttdoc">Configure and initialize the PWM output. </div><div class="ttdef"><b>Definition:</b> pwm.c:74</div></div>
<div class="ttc" id="pwm_8h_html_ab21a837062474bee45e04c94dc4a1610"><div class="ttname"><a href="pwm_8h.html#ab21a837062474bee45e04c94dc4a1610">PWM_DecreaseDutyCycle</a></div><div class="ttdeci">void PWM_DecreaseDutyCycle()</div><div class="ttdoc">Decrease the PWM duty cycle. </div><div class="ttdef"><b>Definition:</b> pwm.c:139</div></div>
</div><!-- fragment --></div><!-- contents -->
</div><!-- doc-content -->
<!-- start footer part -->
<div id="nav-path" class="navpath"><!-- id is needed for treeview function! -->
  <ul>
    <li class="navelem"><a class="el" href="dir_bfccd401955b95cf8c75461437045ac0.html">inc</a></li><li class="navelem"><a class="el" href="pwm_8h.html">pwm.h</a></li>
    <li class="footer">Generated on Mon Jan 13 2014 08:36:57 for BatteryCharger by
    <a href="http://www.doxygen.org/index.html">
    <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.8.6 </li>
  </ul>
</div>
</body>
</html>
